Overview
The TLC2272QPWRG4 is a dual operational amplifier from Texas Instruments, part of the TLC227x family. These devices are known for their advanced LinCMOS technology, offering rail-to-rail output performance, high input impedance, and low noise. This makes them ideal for small-signal conditioning, particularly with high-impedance sources such as piezoelectric transducers. The TLC2272QPWRG4 is fully specified for both single-supply and split-supply operation, making it versatile for various applications including hand-held monitoring, remote-sensing, and battery-powered equipment.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | TSSOP-8 | |
| Operating Temperature Range | -40°C to 125°C | °C |
| Gain Bandwidth Product | 2.2 MHz | MHz |
| Slew Rate | 3.6 V/μs | V/μs |
| Input Offset Voltage | 950 μV (max at TA = 25°C) | μV |
| Input Bias Current | 1 pA (typical) | pA |
| Noise Voltage | 9 nV/√Hz (typical at f = 1 kHz) | nV/√Hz |
| Common-Mode Input Voltage Range | Includes negative rail | |
| Supply Current | 2.4 mA to 3 mA (full range) | mA |
Key Features
- Output swing includes both supply rails
- Low noise: 9 nV/√Hz typical at f = 1 kHz
- Low input bias current: 1 pA typical
- Fully specified for both single-supply and split-supply operation
- Common-mode input voltage range includes negative rail
- High gain bandwidth: 2.2 MHz typical
- High slew rate: 3.6 V/μs typical
- Low input offset voltage: 950 μV maximum at TA = 25°C
- Macromodel included
- Performance upgrades for the TLC272 and TLC274
- Available in Q-Temp Automotive applications
Applications
- Hand-held monitoring and remote-sensing applications
- Battery-powered equipment
- Transducer interfaces, especially for high-impedance sources like piezoelectric transducers
- Analog-to-digital converter (ADC) interfaces
- White goods (refrigerators, washing machines)
Q & A
- What is the package type of the TLC2272QPWRG4?
The TLC2272QPWRG4 comes in a TSSOP-8 package.
- What is the operating temperature range of the TLC2272QPWRG4?
The operating temperature range is -40°C to 125°C.
- What is the gain bandwidth product of the TLC2272QPWRG4?
The gain bandwidth product is 2.2 MHz typical.
- What is the slew rate of the TLC2272QPWRG4?
The slew rate is 3.6 V/μs typical.
- What is the input offset voltage of the TLC2272QPWRG4?
The input offset voltage is 950 μV maximum at TA = 25°C.
- What is the input bias current of the TLC2272QPWRG4?
The input bias current is 1 pA typical.
- What are some common applications of the TLC2272QPWRG4?
Common applications include hand-held monitoring, remote-sensing, battery-powered equipment, and transducer interfaces..
- Is the TLC2272QPWRG4 suitable for high-impedance sources?
Yes, it is excellent for small-signal conditioning for high-impedance sources such as piezoelectric transducers..
- Can the TLC2272QPWRG4 be used in single-supply or split-supply configurations?
Yes, it is fully specified for both single-supply and split-supply operation..
- What is the noise voltage of the TLC2272QPWRG4?
The noise voltage is 9 nV/√Hz typical at f = 1 kHz..
